Home / 7,257.25-10,015.95-4,273.36

Finding the Fourth Proportional to 7,257.25, 10,015.95 and 4,273.36

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Solution

The fourth proportional to 7,257.25, 10,015.95 and 4,273.36 is: 5,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.25 : 10,015.95 = 4,273.36 : x
  2. Step 2: Convert to fraction form
    7,257.25/10,015.95 = 4,273.36/x
  3. Step 3: Cross multiply
    7,257.25x = 10,015.95 × 4,273.36
  4. Step 4: Simplify right side
    7,257.25x = 42,801,760.09
  5. Step 5: Solve for x
    x = 42,801,760.09/7,257.25
  6. Step 6: Final answer
    x = 5,897.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.